AR-EB7 (serv.man5). Circuit diagrams - Sharp Copying Equipment Service Manual (repair manual). Page 4

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AR-EB7
CIRCUIT DIAGRAM
– 15 –
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
4/4
GND
GND
FGND_UD1
GND
GND
USB2.0 DEV1
FGND_UD2
AGND_UD2
GND
GND
GND
GND
GND
GND
AGND_UD2
GND
GND
GND
*change-1(2003.3.17)
*change-1(2003.3.17)
PB_DATA1
PB_DATA6
PB_DATA7
PB_ADDR5
PB_DATA2
PB_ADDR3
PB_DATA5
PB_DATA6
PB_DATA1
PB_DATA0
PB_ADDR6
PB_DATA4
PB_DATA5
PB_ADDR2
PB_ADDR7
PB_DATA3
PB_DATA0
PB_DATA4
PB_ADDR1
PB_DATA2
PB_DATA7
PB_DATA3
PB_ADDR0
PB_ADDR4
PB_DATA[7:0]
PB_NWE
DT_REQB
PB_DATA[7:0]
DT_ACKB
RESET_L
INT_USBD
PB_NCS3
PB_NOE
PB_ADDR[7:0]
USBVBUS
USB_CS
USB_ALE
PB_NOE
PB_NWE
SUSPEND
WAKEUP
FG
AG
3.3V
FG
AG
AG
3.3V
3.3V
3.3V
AG
3.3V
R123
10KJ
C95
0.1U
TP930
R135
N
M
TP939
TP932
T
P
IC8
ISP1581
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
25
26
27
28
29
30
31
32
33
34
35
38
39
40
41
44
45
46
47
48
49
50
51
52
53
54
55
56
57
59
60
62
63
2
37
43
64
24
58
1
36
42
61
3
23
Vreg(3.3)
D-
D+
RPU
RREF
MODE1
/RESET
EOT
DREQ
DACK
DIOR
DIOW
INTRQ
/CS1
/CS0
BUS_CONF
MODE0
DA2
READY
/CS
/RD
/WR
INT
ALE
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
DATA0
DATA1
DATA2
DATA3
DATA4
DATA5
DATA6
DATA7
DATA8
DATA9
DATA10
DATA11
DATA12
DATA13
DATA14
DATA15
XTAL2
XTAL1
WAKEUP
SUSPEND
VCC(5.0)
VCC(5.0)
VCC(5.0)
VCC(5.0)
VCC(3.3)
VCC(3.3)
DGND
DGND
DGND
DGND
AGND
AGND
C184
NM
C176
NM
R138
0J
BR15
0JX4
1
8
2
7
3
6
4
5
C188
NM
C180
NM
R143
12KF
R126
N
C
TP254
DA2
C96
15P
C153
NM
R415
0
J
R140
0J
TP252
/CS1
BR13
0JX4
1
8
2
7
3
6
4
5
R127
10KJ
R124
10KJ
TP921
TP
TP918
T
P
L4
BLM21PG600SN1
TP924
TP913
T
P
L6
BLM21PG600SN1
TP935
T
P
TP928
TP934
TP
R145
N
M
C93
0.1U
C179
NM
C189
NM
C173
NM
+
C87
10U/16V
C82
0.01U
C84
0.01U
C182
NM
C174
NM
TP911
T
P
L2
0J(1608)
R139
0J
R144
0J
C86
0.01U
C151
NM
R130
NC
R406
0
J
TP915
T
P
R129
10KJ
TP926
TP
TP914
T
P
C159
NM
TP937
TP
TP923
R122
10KJ
R142
N
M
TP936
TP
C88
0.1U
C154
NM
BR17
0JX4
1
8
2
7
3
6
4
5
C190
NM
R131
10KJ
C92
0.1U
R125
10KJ
TP922
C186
NM
C175
NM
C97
15P
BR12
0JX4
1
8
2
7
3
6
4
5
R136
0J
C187
NM
C172
NM
C94
0.1U
L1
0J(1608)
TP917
T
P
C165
NM
L5
DLW21SN900SQ2
TP929
TP931
R132
10KJ
TP940
TP
TP925
T
P
TP253
/CS0
Y1
12MHz
C152
NM
C83
0.01U
L3
0J(1608)
C81
0.01U
C85
0.01U
TP912
T
P
C185
NM
TP941
TP
C177
NM
R128
10KJ
R134
1.5KJ
+
C89
10U/16V
C181
NM
C178
NM
R133
0
J
TP916
T
P
C90
0.1U
TP933
T
P
TP919
TP938
TP
TP927
T
P
C91
0.1U
C183
NM
C156
NM
BR16
0JX4
1
8
2
7
3
6
4
5
CN8
UBR23(ACON)
2
3
5
4
1
-D
+D
SHIELD
GND
+5V
TP956
AGND
C158
NM
R416
0
J
R137
0J
TP920
TP
R405
0
J
C98
0.01U
BR14
0JX4
1
8
2
7
3
6
4
5
R141
NM
TP
TP TP
TP
TP
TP
TP
TP
TP
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